1,2

Row sums of A130194, which is composed of A009531 in every column.

a(4) = -2 = sum of A130194 row 4 terms: (-4, -1, 2, 1).

Cf. A130194, A009531.

Sequence in context: A054081 A050604 A131015 this_sequence A071048 A098054 A075801

Adjacent sequences: A130192 A130193 A130194 this_sequence A130196 A130197 A130198

nonn

Gary W. Adamson (qntmpkt(AT)yahoo.com), May 16 2007